Home / 40,318.34-55,640.74-22,170.44

Finding the Fourth Proportional to 40,318.34, 55,640.74 and 22,170.44

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Solution

The fourth proportional to 40,318.34, 55,640.74 and 22,170.44 is: 30,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,318.34 : 55,640.74 = 22,170.44 : x
  2. Step 2: Convert to fraction form
    40,318.34/55,640.74 = 22,170.44/x
  3. Step 3: Cross multiply
    40,318.34x = 55,640.74 × 22,170.44
  4. Step 4: Simplify right side
    40,318.34x = 1,233,579,854.54
  5. Step 5: Solve for x
    x = 1,233,579,854.54/40,318.34
  6. Step 6: Final answer
    x = 30,596.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.